sabrina duncan had gross earnings for the pay period ending 10/15/20x1 of $5,815. her total gross earnings as of 9/30/20x1 were $104,600. if social security taxes are 6.20% on a maximum earnings threshold of $132,900 per year, sabrina's social security withheld from her 10/15/20x1 paycheck would be: multiple choice $239.07 $224.13 $360.53 $416.81